– Interface: USB 3.1
– Video Input: HDMI 1.4
– Audio Input: HDMI, 3.5mm 3-pole Line In, 3.5mm 4-pole Headset.
– Video Output: HDMI 1.4
– Audio Output: HDMI, 3.5mm 4-pole Headset.
– Max. Pass-Through: 2160p30, 1440p60, 1080p120
– Max. Recording: 1080p120, 2160p30, 1440p60
– Supported Resolution: 2160p, 1440p, 1080p, 720p
– Output Video Format: YUY2, NV12, RGB
– Recording Resolution and Max FPS:  3840×2160 – NV12/30; 2560×1440 – NV12/60, YUY/50; 1920×1080 – NV12/120, YUY/60, XRGB/30; 1280×720 – NV12/60, YUY/60, XRGB/60.
– LED status indicator: Red-power, Green-run.
– System Requirement:
Windows 10 x 64
Laptop:
For 4Kp30 or 1080p120 recording: Intel Core i7-7700HQ or above, NVIDIA GeForce GTX1050 Ti or above, 8 GB RAM.
For 1080p60 recording: Intel Core i7-4810MQ, NVIDIA GeForce GTX 870M or above, 8 GB RAM.
Desktop:
For 4Kp30 or 1080p120 recording: Intel Core i5-6XXX / AMD, Ryzen 3 XXX or above, NVIDIA GTX 1060 / AMD RX 5700 or above, 8 GB RAM.
For 1080p60 recording: Intel Core i7-3770 recommended, NVIDIA GeForce GTX 650 / AMD Radeon R7 250X or above, 4 GB RAM.
Mac OS High Sierra 10.15 and above.
For 4Kp30 or 1080p120 recording:
iMac 2019: 3.2GHz 6-core Intel Core i7, Radeon Pro 555X with 2GB of GDDR5 memory, 16GB of 2400MHz DDR4 memory.
MacBook Pro 2018: 2.6GHz 6-core Intel Core i7, Radeon Pro 560X with 4GB of GDDR5 memory or above, 16GB of 2400MHz DDR4 memory. – Package Contents: ezcap321 GameLink RAW,  USB 3.0 cable, Manual
– Dimensions: 95 x 63 x 20 mm

* Early ezcap321/A/B/C don’t support 4-pole headset connection, only 3.5mm 3-pole line input.